[BACK]Return to mdoc_term.c CVS log [TXT][DIR] Up to [cvsweb.bsd.lv] / mandoc

Annotation of mandoc/mdoc_term.c, Revision 1.246

1.246   ! schwarze    1: /*     $Id: mdoc_term.c,v 1.245 2012/11/17 00:26:33 schwarze Exp $ */
1.1       kristaps    2: /*
1.217     schwarze    3:  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.240     schwarze    4:  * Copyright (c) 2010, 2012 Ingo Schwarze <schwarze@openbsd.org>
1.1       kristaps    5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
1.6       kristaps    7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
1.1       kristaps    9:  *
1.6       kristaps   10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.1       kristaps   17:  */
1.107     kristaps   18: #ifdef HAVE_CONFIG_H
                     19: #include "config.h"
                     20: #endif
                     21:
1.1       kristaps   22: #include <sys/types.h>
                     23:
                     24: #include <assert.h>
                     25: #include <ctype.h>
1.118     kristaps   26: #include <stdint.h>
1.1       kristaps   27: #include <stdio.h>
                     28: #include <stdlib.h>
                     29: #include <string.h>
                     30:
1.125     kristaps   31: #include "mandoc.h"
1.92      kristaps   32: #include "out.h"
1.1       kristaps   33: #include "term.h"
                     34: #include "mdoc.h"
1.89      kristaps   35: #include "main.h"
1.1       kristaps   36:
                     37: struct termpair {
                     38:        struct termpair  *ppair;
1.31      kristaps   39:        int               count;
1.1       kristaps   40: };
                     41:
1.31      kristaps   42: #define        DECL_ARGS struct termp *p, \
                     43:                  struct termpair *pair, \
1.245     schwarze   44:                  const struct mdoc_meta *meta, \
1.244     schwarze   45:                  struct mdoc_node *n
1.1       kristaps   46:
                     47: struct termact {
                     48:        int     (*pre)(DECL_ARGS);
                     49:        void    (*post)(DECL_ARGS);
                     50: };
                     51:
1.157     kristaps   52: static size_t    a2width(const struct termp *, const char *);
                     53: static size_t    a2height(const struct termp *, const char *);
                     54: static size_t    a2offs(const struct termp *, const char *);
1.96      kristaps   55:
                     56: static void      print_bvspace(struct termp *,
1.151     kristaps   57:                        const struct mdoc_node *,
1.96      kristaps   58:                        const struct mdoc_node *);
1.102     kristaps   59: static void      print_mdoc_node(DECL_ARGS);
1.145     kristaps   60: static void      print_mdoc_nodelist(DECL_ARGS);
1.144     kristaps   61: static void      print_mdoc_head(struct termp *, const void *);
1.145     kristaps   62: static void      print_mdoc_foot(struct termp *, const void *);
1.143     kristaps   63: static void      synopsis_pre(struct termp *,
                     64:                        const struct mdoc_node *);
1.96      kristaps   65:
1.31      kristaps   66: static void      termp____post(DECL_ARGS);
1.203     kristaps   67: static void      termp__t_post(DECL_ARGS);
1.61      kristaps   68: static void      termp_an_post(DECL_ARGS);
1.31      kristaps   69: static void      termp_bd_post(DECL_ARGS);
1.159     schwarze   70: static void      termp_bk_post(DECL_ARGS);
1.31      kristaps   71: static void      termp_bl_post(DECL_ARGS);
1.241     schwarze   72: static void      termp_fd_post(DECL_ARGS);
1.31      kristaps   73: static void      termp_fo_post(DECL_ARGS);
                     74: static void      termp_in_post(DECL_ARGS);
                     75: static void      termp_it_post(DECL_ARGS);
                     76: static void      termp_lb_post(DECL_ARGS);
1.164     schwarze   77: static void      termp_nm_post(DECL_ARGS);
1.31      kristaps   78: static void      termp_pf_post(DECL_ARGS);
1.188     kristaps   79: static void      termp_quote_post(DECL_ARGS);
1.31      kristaps   80: static void      termp_sh_post(DECL_ARGS);
                     81: static void      termp_ss_post(DECL_ARGS);
                     82:
1.184     kristaps   83: static int       termp__a_pre(DECL_ARGS);
1.203     kristaps   84: static int       termp__t_pre(DECL_ARGS);
1.61      kristaps   85: static int       termp_an_pre(DECL_ARGS);
1.31      kristaps   86: static int       termp_ap_pre(DECL_ARGS);
                     87: static int       termp_bd_pre(DECL_ARGS);
                     88: static int       termp_bf_pre(DECL_ARGS);
1.159     schwarze   89: static int       termp_bk_pre(DECL_ARGS);
1.115     kristaps   90: static int       termp_bl_pre(DECL_ARGS);
1.69      kristaps   91: static int       termp_bold_pre(DECL_ARGS);
1.31      kristaps   92: static int       termp_bt_pre(DECL_ARGS);
1.211     kristaps   93: static int       termp_bx_pre(DECL_ARGS);
1.31      kristaps   94: static int       termp_cd_pre(DECL_ARGS);
                     95: static int       termp_d1_pre(DECL_ARGS);
                     96: static int       termp_ex_pre(DECL_ARGS);
                     97: static int       termp_fa_pre(DECL_ARGS);
1.188     kristaps   98: static int       termp_fd_pre(DECL_ARGS);
1.31      kristaps   99: static int       termp_fl_pre(DECL_ARGS);
                    100: static int       termp_fn_pre(DECL_ARGS);
                    101: static int       termp_fo_pre(DECL_ARGS);
                    102: static int       termp_ft_pre(DECL_ARGS);
1.192     schwarze  103: static int       termp_igndelim_pre(DECL_ARGS);
1.31      kristaps  104: static int       termp_in_pre(DECL_ARGS);
                    105: static int       termp_it_pre(DECL_ARGS);
1.102     kristaps  106: static int       termp_li_pre(DECL_ARGS);
1.31      kristaps  107: static int       termp_lk_pre(DECL_ARGS);
                    108: static int       termp_nd_pre(DECL_ARGS);
                    109: static int       termp_nm_pre(DECL_ARGS);
                    110: static int       termp_ns_pre(DECL_ARGS);
1.188     kristaps  111: static int       termp_quote_pre(DECL_ARGS);
1.31      kristaps  112: static int       termp_rs_pre(DECL_ARGS);
                    113: static int       termp_rv_pre(DECL_ARGS);
                    114: static int       termp_sh_pre(DECL_ARGS);
                    115: static int       termp_sm_pre(DECL_ARGS);
1.45      kristaps  116: static int       termp_sp_pre(DECL_ARGS);
1.31      kristaps  117: static int       termp_ss_pre(DECL_ARGS);
1.69      kristaps  118: static int       termp_under_pre(DECL_ARGS);
1.31      kristaps  119: static int       termp_ud_pre(DECL_ARGS);
1.110     kristaps  120: static int       termp_vt_pre(DECL_ARGS);
1.31      kristaps  121: static int       termp_xr_pre(DECL_ARGS);
                    122: static int       termp_xx_pre(DECL_ARGS);
                    123:
1.70      kristaps  124: static const struct termact termacts[MDOC_MAX] = {
1.14      kristaps  125:        { termp_ap_pre, NULL }, /* Ap */
1.1       kristaps  126:        { NULL, NULL }, /* Dd */
                    127:        { NULL, NULL }, /* Dt */
                    128:        { NULL, NULL }, /* Os */
                    129:        { termp_sh_pre, termp_sh_post }, /* Sh */
                    130:        { termp_ss_pre, termp_ss_post }, /* Ss */
1.76      kristaps  131:        { termp_sp_pre, NULL }, /* Pp */
1.241     schwarze  132:        { termp_d1_pre, termp_bl_post }, /* D1 */
                    133:        { termp_d1_pre, termp_bl_post }, /* Dl */
1.1       kristaps  134:        { termp_bd_pre, termp_bd_post }, /* Bd */
                    135:        { NULL, NULL }, /* Ed */
1.115     kristaps  136:        { termp_bl_pre, termp_bl_post }, /* Bl */
1.1       kristaps  137:        { NULL, NULL }, /* El */
                    138:        { termp_it_pre, termp_it_post }, /* It */
1.178     kristaps  139:        { termp_under_pre, NULL }, /* Ad */
1.61      kristaps  140:        { termp_an_pre, termp_an_post }, /* An */
1.69      kristaps  141:        { termp_under_pre, NULL }, /* Ar */
1.1       kristaps  142:        { termp_cd_pre, NULL }, /* Cd */
1.69      kristaps  143:        { termp_bold_pre, NULL }, /* Cm */
1.1       kristaps  144:        { NULL, NULL }, /* Dv */
                    145:        { NULL, NULL }, /* Er */
                    146:        { NULL, NULL }, /* Ev */
                    147:        { termp_ex_pre, NULL }, /* Ex */
                    148:        { termp_fa_pre, NULL }, /* Fa */
1.241     schwarze  149:        { termp_fd_pre, termp_fd_post }, /* Fd */
1.1       kristaps  150:        { termp_fl_pre, NULL }, /* Fl */
1.143     kristaps  151:        { termp_fn_pre, NULL }, /* Fn */
1.141     kristaps  152:        { termp_ft_pre, NULL }, /* Ft */
1.69      kristaps  153:        { termp_bold_pre, NULL }, /* Ic */
1.1       kristaps  154:        { termp_in_pre, termp_in_post }, /* In */
1.102     kristaps  155:        { termp_li_pre, NULL }, /* Li */
1.1       kristaps  156:        { termp_nd_pre, NULL }, /* Nd */
1.164     schwarze  157:        { termp_nm_pre, termp_nm_post }, /* Nm */
1.188     kristaps  158:        { termp_quote_pre, termp_quote_post }, /* Op */
1.1       kristaps  159:        { NULL, NULL }, /* Ot */
1.69      kristaps  160:        { termp_under_pre, NULL }, /* Pa */
1.1       kristaps  161:        { termp_rv_pre, NULL }, /* Rv */
1.36      kristaps  162:        { NULL, NULL }, /* St */
1.69      kristaps  163:        { termp_under_pre, NULL }, /* Va */
1.143     kristaps  164:        { termp_vt_pre, NULL }, /* Vt */
1.1       kristaps  165:        { termp_xr_pre, NULL }, /* Xr */
1.184     kristaps  166:        { termp__a_pre, termp____post }, /* %A */
1.84      kristaps  167:        { termp_under_pre, termp____post }, /* %B */
1.1       kristaps  168:        { NULL, termp____post }, /* %D */
1.84      kristaps  169:        { termp_under_pre, termp____post }, /* %I */
1.69      kristaps  170:        { termp_under_pre, termp____post }, /* %J */
1.1       kristaps  171:        { NULL, termp____post }, /* %N */
                    172:        { NULL, termp____post }, /* %O */
                    173:        { NULL, termp____post }, /* %P */
                    174:        { NULL, termp____post }, /* %R */
1.203     kristaps  175:        { termp__t_pre, termp__t_post }, /* %T */
1.1       kristaps  176:        { NULL, termp____post }, /* %V */
                    177:        { NULL, NULL }, /* Ac */
1.188     kristaps  178:        { termp_quote_pre, termp_quote_post }, /* Ao */
                    179:        { termp_quote_pre, termp_quote_post }, /* Aq */
1.35      kristaps  180:        { NULL, NULL }, /* At */
1.1       kristaps  181:        { NULL, NULL }, /* Bc */
                    182:        { termp_bf_pre, NULL }, /* Bf */
1.188     kristaps  183:        { termp_quote_pre, termp_quote_post }, /* Bo */
                    184:        { termp_quote_pre, termp_quote_post }, /* Bq */
1.26      kristaps  185:        { termp_xx_pre, NULL }, /* Bsx */
1.211     kristaps  186:        { termp_bx_pre, NULL }, /* Bx */
1.1       kristaps  187:        { NULL, NULL }, /* Db */
                    188:        { NULL, NULL }, /* Dc */
1.188     kristaps  189:        { termp_quote_pre, termp_quote_post }, /* Do */
                    190:        { termp_quote_pre, termp_quote_post }, /* Dq */
1.112     kristaps  191:        { NULL, NULL }, /* Ec */ /* FIXME: no space */
1.1       kristaps  192:        { NULL, NULL }, /* Ef */
1.69      kristaps  193:        { termp_under_pre, NULL }, /* Em */
1.237     schwarze  194:        { termp_quote_pre, termp_quote_post }, /* Eo */
1.26      kristaps  195:        { termp_xx_pre, NULL }, /* Fx */
1.176     kristaps  196:        { termp_bold_pre, NULL }, /* Ms */
1.192     schwarze  197:        { termp_igndelim_pre, NULL }, /* No */
1.1       kristaps  198:        { termp_ns_pre, NULL }, /* Ns */
1.26      kristaps  199:        { termp_xx_pre, NULL }, /* Nx */
                    200:        { termp_xx_pre, NULL }, /* Ox */
1.1       kristaps  201:        { NULL, NULL }, /* Pc */
1.192     schwarze  202:        { termp_igndelim_pre, termp_pf_post }, /* Pf */
1.188     kristaps  203:        { termp_quote_pre, termp_quote_post }, /* Po */
                    204:        { termp_quote_pre, termp_quote_post }, /* Pq */
1.1       kristaps  205:        { NULL, NULL }, /* Qc */
1.188     kristaps  206:        { termp_quote_pre, termp_quote_post }, /* Ql */
                    207:        { termp_quote_pre, termp_quote_post }, /* Qo */
                    208:        { termp_quote_pre, termp_quote_post }, /* Qq */
1.1       kristaps  209:        { NULL, NULL }, /* Re */
                    210:        { termp_rs_pre, NULL }, /* Rs */
                    211:        { NULL, NULL }, /* Sc */
1.188     kristaps  212:        { termp_quote_pre, termp_quote_post }, /* So */
                    213:        { termp_quote_pre, termp_quote_post }, /* Sq */
1.1       kristaps  214:        { termp_sm_pre, NULL }, /* Sm */
1.69      kristaps  215:        { termp_under_pre, NULL }, /* Sx */
                    216:        { termp_bold_pre, NULL }, /* Sy */
1.1       kristaps  217:        { NULL, NULL }, /* Tn */
1.26      kristaps  218:        { termp_xx_pre, NULL }, /* Ux */
1.1       kristaps  219:        { NULL, NULL }, /* Xc */
                    220:        { NULL, NULL }, /* Xo */
                    221:        { termp_fo_pre, termp_fo_post }, /* Fo */
                    222:        { NULL, NULL }, /* Fc */
1.188     kristaps  223:        { termp_quote_pre, termp_quote_post }, /* Oo */
1.1       kristaps  224:        { NULL, NULL }, /* Oc */
1.159     schwarze  225:        { termp_bk_pre, termp_bk_post }, /* Bk */
1.1       kristaps  226:        { NULL, NULL }, /* Ek */
                    227:        { termp_bt_pre, NULL }, /* Bt */
                    228:        { NULL, NULL }, /* Hf */
                    229:        { NULL, NULL }, /* Fr */
                    230:        { termp_ud_pre, NULL }, /* Ud */
1.37      kristaps  231:        { NULL, termp_lb_post }, /* Lb */
1.76      kristaps  232:        { termp_sp_pre, NULL }, /* Lp */
1.1       kristaps  233:        { termp_lk_pre, NULL }, /* Lk */
1.69      kristaps  234:        { termp_under_pre, NULL }, /* Mt */
1.188     kristaps  235:        { termp_quote_pre, termp_quote_post }, /* Brq */
                    236:        { termp_quote_pre, termp_quote_post }, /* Bro */
1.1       kristaps  237:        { NULL, NULL }, /* Brc */
1.83      kristaps  238:        { NULL, termp____post }, /* %C */
1.81      kristaps  239:        { NULL, NULL }, /* Es */ /* TODO */
                    240:        { NULL, NULL }, /* En */ /* TODO */
1.26      kristaps  241:        { termp_xx_pre, NULL }, /* Dx */
1.83      kristaps  242:        { NULL, termp____post }, /* %Q */
1.76      kristaps  243:        { termp_sp_pre, NULL }, /* br */
1.45      kristaps  244:        { termp_sp_pre, NULL }, /* sp */
1.243     schwarze  245:        { NULL, termp____post }, /* %U */
1.135     kristaps  246:        { NULL, NULL }, /* Ta */
1.1       kristaps  247: };
                    248:
                    249:
1.70      kristaps  250: void
1.89      kristaps  251: terminal_mdoc(void *arg, const struct mdoc *mdoc)
1.1       kristaps  252: {
1.70      kristaps  253:        const struct mdoc_node  *n;
1.245     schwarze  254:        const struct mdoc_meta  *meta;
1.89      kristaps  255:        struct termp            *p;
                    256:
                    257:        p = (struct termp *)arg;
1.111     kristaps  258:
1.238     schwarze  259:        if (0 == p->defindent)
                    260:                p->defindent = 5;
                    261:
1.111     kristaps  262:        p->overstep = 0;
1.123     joerg     263:        p->maxrmargin = p->defrmargin;
1.157     kristaps  264:        p->tabwidth = term_len(p, 5);
1.89      kristaps  265:
                    266:        if (NULL == p->symtab)
1.230     kristaps  267:                p->symtab = mchars_alloc();
1.70      kristaps  268:
                    269:        n = mdoc_node(mdoc);
1.245     schwarze  270:        meta = mdoc_meta(mdoc);
1.146     schwarze  271:
1.245     schwarze  272:        term_begin(p, print_mdoc_head, print_mdoc_foot, meta);
1.70      kristaps  273:
                    274:        if (n->child)
1.245     schwarze  275:                print_mdoc_nodelist(p, NULL, meta, n->child);
1.144     kristaps  276:
                    277:        term_end(p);
1.1       kristaps  278: }
                    279:
                    280:
1.3       kristaps  281: static void
1.102     kristaps  282: print_mdoc_nodelist(DECL_ARGS)
1.1       kristaps  283: {
                    284:
1.245     schwarze  285:        print_mdoc_node(p, pair, meta, n);
1.86      kristaps  286:        if (n->next)
1.245     schwarze  287:                print_mdoc_nodelist(p, pair, meta, n->next);
1.1       kristaps  288: }
                    289:
                    290:
1.70      kristaps  291: /* ARGSUSED */
1.3       kristaps  292: static void
1.102     kristaps  293: print_mdoc_node(DECL_ARGS)
1.1       kristaps  294: {
1.102     kristaps  295:        int              chld;
1.1       kristaps  296:        struct termpair  npair;
1.30      kristaps  297:        size_t           offset, rmargin;
1.1       kristaps  298:
1.70      kristaps  299:        chld = 1;
1.29      kristaps  300:        offset = p->offset;
1.30      kristaps  301:        rmargin = p->rmargin;
1.244     schwarze  302:        n->prev_font = term_fontq(p);
1.29      kristaps  303:
1.97      kristaps  304:        memset(&npair, 0, sizeof(struct termpair));
1.1       kristaps  305:        npair.ppair = pair;
1.172     kristaps  306:
                    307:        /*
                    308:         * Keeps only work until the end of a line.  If a keep was
                    309:         * invoked in a prior line, revert it to PREKEEP.
1.197     schwarze  310:         *
                    311:         * Also let SYNPRETTY sections behave as if they were wrapped
                    312:         * in a `Bk' block.
1.172     kristaps  313:         */
                    314:
1.197     schwarze  315:        if (TERMP_KEEP & p->flags || MDOC_SYNPRETTY & n->flags) {
1.172     kristaps  316:                if (n->prev && n->prev->line != n->line) {
                    317:                        p->flags &= ~TERMP_KEEP;
                    318:                        p->flags |= TERMP_PREKEEP;
                    319:                } else if (NULL == n->prev) {
                    320:                        if (n->parent && n->parent->line != n->line) {
                    321:                                p->flags &= ~TERMP_KEEP;
                    322:                                p->flags |= TERMP_PREKEEP;
                    323:                        }
                    324:                }
                    325:        }
1.197     schwarze  326:
                    327:        /*
                    328:         * Since SYNPRETTY sections aren't "turned off" with `Ek',
                    329:         * we have to intuit whether we should disable formatting.
                    330:         */
                    331:
                    332:        if ( ! (MDOC_SYNPRETTY & n->flags) &&
                    333:            ((n->prev   && MDOC_SYNPRETTY & n->prev->flags) ||
                    334:             (n->parent && MDOC_SYNPRETTY & n->parent->flags)))
                    335:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.102     kristaps  336:
1.217     schwarze  337:        /*
                    338:         * After the keep flags have been set up, we may now
                    339:         * produce output.  Note that some pre-handlers do so.
                    340:         */
                    341:
                    342:        switch (n->type) {
                    343:        case (MDOC_TEXT):
                    344:                if (' ' == *n->string && MDOC_LINE & n->flags)
                    345:                        term_newln(p);
1.222     kristaps  346:                if (MDOC_DELIMC & n->flags)
                    347:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  348:                term_word(p, n->string);
1.222     kristaps  349:                if (MDOC_DELIMO & n->flags)
                    350:                        p->flags |= TERMP_NOSPACE;
1.217     schwarze  351:                break;
                    352:        case (MDOC_EQN):
1.233     kristaps  353:                term_eqn(p, n->eqn);
1.217     schwarze  354:                break;
                    355:        case (MDOC_TBL):
                    356:                term_tbl(p, n->span);
                    357:                break;
                    358:        default:
                    359:                if (termacts[n->tok].pre && ENDBODY_NOT == n->end)
                    360:                        chld = (*termacts[n->tok].pre)
1.245     schwarze  361:                                (p, &npair, meta, n);
1.217     schwarze  362:                break;
                    363:        }
                    364:
1.86      kristaps  365:        if (chld && n->child)
1.245     schwarze  366:                print_mdoc_nodelist(p, &npair, meta, n->child);
1.1       kristaps  367:
1.244     schwarze  368:        term_fontpopq(p,
                    369:            (ENDBODY_NOT == n->end ? n : n->pending)->prev_font);
1.46      kristaps  370:
1.206     kristaps  371:        switch (n->type) {
                    372:        case (MDOC_TEXT):
                    373:                break;
                    374:        case (MDOC_TBL):
1.216     kristaps  375:                break;
                    376:        case (MDOC_EQN):
1.206     kristaps  377:                break;
                    378:        default:
                    379:                if ( ! termacts[n->tok].post || MDOC_ENDED & n->flags)
                    380:                        break;
1.245     schwarze  381:                (void)(*termacts[n->tok].post)(p, &npair, meta, n);
1.162     schwarze  382:
                    383:                /*
                    384:                 * Explicit end tokens not only call the post
                    385:                 * handler, but also tell the respective block
                    386:                 * that it must not call the post handler again.
                    387:                 */
1.165     kristaps  388:                if (ENDBODY_NOT != n->end)
1.162     schwarze  389:                        n->pending->flags |= MDOC_ENDED;
                    390:
                    391:                /*
                    392:                 * End of line terminating an implicit block
                    393:                 * while an explicit block is still open.
                    394:                 * Continue the explicit block without spacing.
                    395:                 */
                    396:                if (ENDBODY_NOSPACE == n->end)
                    397:                        p->flags |= TERMP_NOSPACE;
1.206     kristaps  398:                break;
1.162     schwarze  399:        }
1.121     kristaps  400:
                    401:        if (MDOC_EOS & n->flags)
                    402:                p->flags |= TERMP_SENTENCE;
1.29      kristaps  403:
                    404:        p->offset = offset;
1.30      kristaps  405:        p->rmargin = rmargin;
1.1       kristaps  406: }
                    407:
                    408:
1.3       kristaps  409: static void
1.145     kristaps  410: print_mdoc_foot(struct termp *p, const void *arg)
1.1       kristaps  411: {
1.245     schwarze  412:        const struct mdoc_meta *meta;
1.144     kristaps  413:
1.245     schwarze  414:        meta = (const struct mdoc_meta *)arg;
1.1       kristaps  415:
1.102     kristaps  416:        term_fontrepl(p, TERMFONT_NONE);
1.101     kristaps  417:
1.9       kristaps  418:        /*
                    419:         * Output the footer in new-groff style, that is, three columns
                    420:         * with the middle being the manual date and flanking columns
                    421:         * being the operating system:
                    422:         *
                    423:         * SYSTEM                  DATE                    SYSTEM
                    424:         */
                    425:
1.1       kristaps  426:        term_vspace(p);
                    427:
1.9       kristaps  428:        p->offset = 0;
1.157     kristaps  429:        p->rmargin = (p->maxrmargin -
1.245     schwarze  430:                        term_strlen(p, meta->date) + term_len(p, 1)) / 2;
1.1       kristaps  431:        p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                    432:
1.245     schwarze  433:        term_word(p, meta->os);
1.1       kristaps  434:        term_flushln(p);
                    435:
1.9       kristaps  436:        p->offset = p->rmargin;
1.245     schwarze  437:        p->rmargin = p->maxrmargin - term_strlen(p, meta->os);
1.234     schwarze  438:        p->flags |= TERMP_NOSPACE;
1.9       kristaps  439:
1.245     schwarze  440:        term_word(p, meta->date);
1.9       kristaps  441:        term_flushln(p);
                    442:
1.1       kristaps  443:        p->offset = p->rmargin;
                    444:        p->rmargin = p->maxrmargin;
                    445:        p->flags &= ~TERMP_NOBREAK;
1.234     schwarze  446:        p->flags |= TERMP_NOSPACE;
1.1       kristaps  447:
1.245     schwarze  448:        term_word(p, meta->os);
1.1       kristaps  449:        term_flushln(p);
                    450:
1.9       kristaps  451:        p->offset = 0;
                    452:        p->rmargin = p->maxrmargin;
                    453:        p->flags = 0;
1.1       kristaps  454: }
                    455:
                    456:
1.3       kristaps  457: static void
1.144     kristaps  458: print_mdoc_head(struct termp *p, const void *arg)
1.1       kristaps  459: {
1.98      kristaps  460:        char            buf[BUFSIZ], title[BUFSIZ];
1.235     schwarze  461:        size_t          buflen, titlen;
1.245     schwarze  462:        const struct mdoc_meta *meta;
1.144     kristaps  463:
1.245     schwarze  464:        meta = (const struct mdoc_meta *)arg;
1.1       kristaps  465:
                    466:        /*
                    467:         * The header is strange.  It has three components, which are
                    468:         * really two with the first duplicated.  It goes like this:
                    469:         *
                    470:         * IDENTIFIER              TITLE                   IDENTIFIER
                    471:         *
                    472:         * The IDENTIFIER is NAME(SECTION), which is the command-name
                    473:         * (if given, or "unknown" if not) followed by the manual page
                    474:         * section.  These are given in `Dt'.  The TITLE is a free-form
                    475:         * string depending on the manual volume.  If not specified, it
                    476:         * switches on the manual section.
                    477:         */
                    478:
1.235     schwarze  479:        p->offset = 0;
                    480:        p->rmargin = p->maxrmargin;
                    481:
1.245     schwarze  482:        assert(meta->vol);
                    483:        strlcpy(buf, meta->vol, BUFSIZ);
1.235     schwarze  484:        buflen = term_strlen(p, buf);
1.1       kristaps  485:
1.245     schwarze  486:        if (meta->arch) {
1.98      kristaps  487:                strlcat(buf, " (", BUFSIZ);
1.245     schwarze  488:                strlcat(buf, meta->arch, BUFSIZ);
1.98      kristaps  489:                strlcat(buf, ")", BUFSIZ);
1.1       kristaps  490:        }
                    491:
1.245     schwarze  492:        snprintf(title, BUFSIZ, "%s(%s)", meta->title, meta->msec);
1.235     schwarze  493:        titlen = term_strlen(p, title);
1.1       kristaps  494:
1.235     schwarze  495:        p->flags |= TERMP_NOBREAK | TERMP_NOSPACE;
1.1       kristaps  496:        p->offset = 0;
1.235     schwarze  497:        p->rmargin = 2 * (titlen+1) + buflen < p->maxrmargin ?
                    498:            (p->maxrmargin -
                    499:             term_strlen(p, buf) + term_len(p, 1)) / 2 :
                    500:            p->maxrmargin - buflen;
1.1       kristaps  501:
                    502:        term_word(p, title);
                    503:        term_flushln(p);
                    504:
1.235     schwarze  505:        p->flags |= TERMP_NOSPACE;
1.1       kristaps  506:        p->offset = p->rmargin;
1.235     schwarze  507:        p->rmargin = p->offset + buflen + titlen < p->maxrmargin ?
                    508:            p->maxrmargin - titlen : p->maxrmargin;
1.1       kristaps  509:
                    510:        term_word(p, buf);
                    511:        term_flushln(p);
                    512:
                    513:        p->flags &= ~TERMP_NOBREAK;
1.235     schwarze  514:        if (p->rmargin + titlen <= p->maxrmargin) {
                    515:                p->flags |= TERMP_NOSPACE;
                    516:                p->offset = p->rmargin;
                    517:                p->rmargin = p->maxrmargin;
                    518:                term_word(p, title);
                    519:                term_flushln(p);
                    520:        }
1.1       kristaps  521:
1.235     schwarze  522:        p->flags &= ~TERMP_NOSPACE;
1.9       kristaps  523:        p->offset = 0;
1.1       kristaps  524:        p->rmargin = p->maxrmargin;
                    525: }
                    526:
                    527:
                    528: static size_t
1.157     kristaps  529: a2height(const struct termp *p, const char *v)
1.1       kristaps  530: {
1.92      kristaps  531:        struct roffsu    su;
1.91      kristaps  532:
1.231     kristaps  533:
1.157     kristaps  534:        assert(v);
                    535:        if ( ! a2roffsu(v, &su, SCALE_VS))
1.231     kristaps  536:                SCALE_VS_INIT(&su, atoi(v));
1.91      kristaps  537:
1.157     kristaps  538:        return(term_vspan(p, &su));
1.91      kristaps  539: }
1.1       kristaps  540:
1.40      kristaps  541:
1.91      kristaps  542: static size_t
1.157     kristaps  543: a2width(const struct termp *p, const char *v)
1.91      kristaps  544: {
1.92      kristaps  545:        struct roffsu    su;
1.1       kristaps  546:
1.154     kristaps  547:        assert(v);
                    548:        if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157     kristaps  549:                SCALE_HS_INIT(&su, term_strlen(p, v));
1.1       kristaps  550:
1.157     kristaps  551:        return(term_hspan(p, &su));
1.1       kristaps  552: }
                    553:
                    554:
                    555: static size_t
1.157     kristaps  556: a2offs(const struct termp *p, const char *v)
1.1       kristaps  557: {
1.92      kristaps  558:        struct roffsu    su;
1.1       kristaps  559:
1.148     kristaps  560:        if ('\0' == *v)
1.91      kristaps  561:                return(0);
1.148     kristaps  562:        else if (0 == strcmp(v, "left"))
1.19      kristaps  563:                return(0);
1.148     kristaps  564:        else if (0 == strcmp(v, "indent"))
1.238     schwarze  565:                return(term_len(p, p->defindent + 1));
1.148     kristaps  566:        else if (0 == strcmp(v, "indent-two"))
1.238     schwarze  567:                return(term_len(p, (p->defindent + 1) * 2));
1.148     kristaps  568:        else if ( ! a2roffsu(v, &su, SCALE_MAX))
1.157     kristaps  569:                SCALE_HS_INIT(&su, term_strlen(p, v));
1.10      kristaps  570:
1.157     kristaps  571:        return(term_hspan(p, &su));
1.1       kristaps  572: }
                    573:
                    574:
1.108     kristaps  575: /*
                    576:  * Determine how much space to print out before block elements of `It'
                    577:  * (and thus `Bl') and `Bd'.  And then go ahead and print that space,
                    578:  * too.
                    579:  */
1.54      kristaps  580: static void
1.151     kristaps  581: print_bvspace(struct termp *p,
                    582:                const struct mdoc_node *bl,
                    583:                const struct mdoc_node *n)
1.1       kristaps  584: {
1.86      kristaps  585:        const struct mdoc_node  *nn;
1.236     schwarze  586:
                    587:        assert(n);
1.1       kristaps  588:
                    589:        term_newln(p);
1.150     kristaps  590:
1.202     kristaps  591:        if (MDOC_Bd == bl->tok && bl->norm->Bd.comp)
1.150     kristaps  592:                return;
1.202     kristaps  593:        if (MDOC_Bl == bl->tok && bl->norm->Bl.comp)
1.54      kristaps  594:                return;
                    595:
1.85      kristaps  596:        /* Do not vspace directly after Ss/Sh. */
1.1       kristaps  597:
1.86      kristaps  598:        for (nn = n; nn; nn = nn->parent) {
                    599:                if (MDOC_BLOCK != nn->type)
1.1       kristaps  600:                        continue;
1.86      kristaps  601:                if (MDOC_Ss == nn->tok)
1.54      kristaps  602:                        return;
1.86      kristaps  603:                if (MDOC_Sh == nn->tok)
1.54      kristaps  604:                        return;
1.86      kristaps  605:                if (NULL == nn->prev)
1.1       kristaps  606:                        continue;
                    607:                break;
                    608:        }
                    609:
1.85      kristaps  610:        /* A `-column' does not assert vspace within the list. */
1.54      kristaps  611:
1.202     kristaps  612:        if (MDOC_Bl == bl->tok && LIST_column == bl->norm->Bl.type)
1.86      kristaps  613:                if (n->prev && MDOC_It == n->prev->tok)
1.54      kristaps  614:                        return;
                    615:
1.85      kristaps  616:        /* A `-diag' without body does not vspace. */
                    617:
1.202     kristaps  618:        if (MDOC_Bl == bl->tok && LIST_diag == bl->norm->Bl.type)
1.86      kristaps  619:                if (n->prev && MDOC_It == n->prev->tok) {
                    620:                        assert(n->prev->body);
                    621:                        if (NULL == n->prev->body->child)
1.55      kristaps  622:                                return;
                    623:                }
                    624:
1.54      kristaps  625:        term_vspace(p);
1.1       kristaps  626: }
                    627:
                    628:
                    629: /* ARGSUSED */
                    630: static int
                    631: termp_it_pre(DECL_ARGS)
                    632: {
1.86      kristaps  633:        const struct mdoc_node *bl, *nn;
1.1       kristaps  634:        char                    buf[7];
1.170     kristaps  635:        int                     i;
1.108     kristaps  636:        size_t                  width, offset, ncols, dcol;
1.126     kristaps  637:        enum mdoc_list          type;
1.1       kristaps  638:
1.86      kristaps  639:        if (MDOC_BLOCK == n->type) {
1.151     kristaps  640:                print_bvspace(p, n->parent->parent, n);
1.54      kristaps  641:                return(1);
                    642:        }
1.1       kristaps  643:
1.86      kristaps  644:        bl = n->parent->parent->parent;
1.202     kristaps  645:        type = bl->norm->Bl.type;
1.1       kristaps  646:
1.108     kristaps  647:        /*
                    648:         * First calculate width and offset.  This is pretty easy unless
                    649:         * we're a -column list, in which case all prior columns must
                    650:         * be accounted for.
                    651:         */
                    652:
                    653:        width = offset = 0;
                    654:
1.202     kristaps  655:        if (bl->norm->Bl.offs)
                    656:                offset = a2offs(p, bl->norm->Bl.offs);
1.152     kristaps  657:
1.1       kristaps  658:        switch (type) {
1.126     kristaps  659:        case (LIST_column):
1.134     kristaps  660:                if (MDOC_HEAD == n->type)
1.1       kristaps  661:                        break;
1.155     kristaps  662:
1.105     kristaps  663:                /*
1.108     kristaps  664:                 * Imitate groff's column handling:
                    665:                 * - For each earlier column, add its width.
                    666:                 * - For less than 5 columns, add four more blanks per
                    667:                 *   column.
                    668:                 * - For exactly 5 columns, add three more blank per
                    669:                 *   column.
                    670:                 * - For more than 5 columns, add only one column.
1.105     kristaps  671:                 */
1.202     kristaps  672:                ncols = bl->norm->Bl.ncols;
1.170     kristaps  673:
1.108     kristaps  674:                /* LINTED */
1.157     kristaps  675:                dcol = ncols < 5 ? term_len(p, 4) :
                    676:                        ncols == 5 ? term_len(p, 3) : term_len(p, 1);
1.108     kristaps  677:
1.134     kristaps  678:                /*
                    679:                 * Calculate the offset by applying all prior MDOC_BODY,
                    680:                 * so we stop at the MDOC_HEAD (NULL == nn->prev).
                    681:                 */
                    682:
1.108     kristaps  683:                for (i = 0, nn = n->prev;
1.134     kristaps  684:                                nn->prev && i < (int)ncols;
1.108     kristaps  685:                                nn = nn->prev, i++)
                    686:                        offset += dcol + a2width
1.202     kristaps  687:                                (p, bl->norm->Bl.cols[i]);
1.105     kristaps  688:
                    689:                /*
1.108     kristaps  690:                 * When exceeding the declared number of columns, leave
                    691:                 * the remaining widths at 0.  This will later be
                    692:                 * adjusted to the default width of 10, or, for the last
                    693:                 * column, stretched to the right margin.
1.58      kristaps  694:                 */
1.108     kristaps  695:                if (i >= (int)ncols)
                    696:                        break;
1.58      kristaps  697:
1.105     kristaps  698:                /*
1.108     kristaps  699:                 * Use the declared column widths, extended as explained
                    700:                 * in the preceding paragraph.
1.105     kristaps  701:                 */
1.202     kristaps  702:                width = a2width(p, bl->norm->Bl.cols[i]) + dcol;
1.1       kristaps  703:                break;
                    704:        default:
1.202     kristaps  705:                if (NULL == bl->norm->Bl.width)
1.108     kristaps  706:                        break;
                    707:
                    708:                /*
                    709:                 * Note: buffer the width by 2, which is groff's magic
                    710:                 * number for buffering single arguments.  See the above
                    711:                 * handling for column for how this changes.
                    712:                 */
1.202     kristaps  713:                assert(bl->norm->Bl.width);
                    714:                width = a2width(p, bl->norm->Bl.width) + term_len(p, 2);
1.1       kristaps  715:                break;
                    716:        }
                    717:
                    718:        /*
                    719:         * List-type can override the width in the case of fixed-head
                    720:         * values (bullet, dash/hyphen, enum).  Tags need a non-zero
1.67      kristaps  721:         * offset.
1.1       kristaps  722:         */
                    723:
                    724:        switch (type) {
1.126     kristaps  725:        case (LIST_bullet):
1.1       kristaps  726:                /* FALLTHROUGH */
1.126     kristaps  727:        case (LIST_dash):
1.1       kristaps  728:                /* FALLTHROUGH */
1.126     kristaps  729:        case (LIST_hyphen):
1.242     schwarze  730:                /* FALLTHROUGH */
1.126     kristaps  731:        case (LIST_enum):
1.242     schwarze  732:                if (width < term_len(p, 2))
                    733:                        width = term_len(p, 2);
1.17      kristaps  734:                break;
1.126     kristaps  735:        case (LIST_hang):
1.39      kristaps  736:                if (0 == width)
1.157     kristaps  737:                        width = term_len(p, 8);
1.39      kristaps  738:                break;
1.126     kristaps  739:        case (LIST_column):
1.49      kristaps  740:                /* FALLTHROUGH */
1.126     kristaps  741:        case (LIST_tag):
1.1       kristaps  742:                if (0 == width)
1.157     kristaps  743:                        width = term_len(p, 10);
1.1       kristaps  744:                break;
                    745:        default:
                    746:                break;
                    747:        }
                    748:
                    749:        /*
1.17      kristaps  750:         * Whitespace control.  Inset bodies need an initial space,
                    751:         * while diagonal bodies need two.
1.1       kristaps  752:         */
                    753:
1.51      kristaps  754:        p->flags |= TERMP_NOSPACE;
                    755:
1.1       kristaps  756:        switch (type) {
1.126     kristaps  757:        case (LIST_diag):
1.86      kristaps  758:                if (MDOC_BODY == n->type)
1.62      kristaps  759:                        term_word(p, "\\ \\ ");
1.51      kristaps  760:                break;
1.126     kristaps  761:        case (LIST_inset):
1.86      kristaps  762:                if (MDOC_BODY == n->type)
1.51      kristaps  763:                        term_word(p, "\\ ");
1.1       kristaps  764:                break;
                    765:        default:
                    766:                break;
                    767:        }
                    768:
1.51      kristaps  769:        p->flags |= TERMP_NOSPACE;
                    770:
1.1       kristaps  771:        switch (type) {
1.126     kristaps  772:        case (LIST_diag):
1.86      kristaps  773:                if (MDOC_HEAD == n->type)
1.102     kristaps  774:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  775:                break;
                    776:        default:
                    777:                break;
                    778:        }
                    779:
                    780:        /*
1.109     kristaps  781:         * Pad and break control.  This is the tricky part.  These flags
                    782:         * are documented in term_flushln() in term.c.  Note that we're
                    783:         * going to unset all of these flags in termp_it_post() when we
                    784:         * exit.
1.1       kristaps  785:         */
                    786:
                    787:        switch (type) {
1.242     schwarze  788:        case (LIST_enum):
                    789:                /*
                    790:                 * Weird special case.
                    791:                 * Very narrow enum lists actually hang.
                    792:                 */
                    793:                if (width == term_len(p, 2))
                    794:                        p->flags |= TERMP_HANG;
                    795:                /* FALLTHROUGH */
1.126     kristaps  796:        case (LIST_bullet):
1.1       kristaps  797:                /* FALLTHROUGH */
1.126     kristaps  798:        case (LIST_dash):
1.1       kristaps  799:                /* FALLTHROUGH */
1.126     kristaps  800:        case (LIST_hyphen):
1.86      kristaps  801:                if (MDOC_HEAD == n->type)
1.39      kristaps  802:                        p->flags |= TERMP_NOBREAK;
                    803:                break;
1.126     kristaps  804:        case (LIST_hang):
1.86      kristaps  805:                if (MDOC_HEAD == n->type)
1.39      kristaps  806:                        p->flags |= TERMP_NOBREAK;
                    807:                else
1.59      kristaps  808:                        break;
                    809:
                    810:                /*
                    811:                 * This is ugly.  If `-hang' is specified and the body
                    812:                 * is a `Bl' or `Bd', then we want basically to nullify
                    813:                 * the "overstep" effect in term_flushln() and treat
                    814:                 * this as a `-ohang' list instead.
                    815:                 */
1.86      kristaps  816:                if (n->next->child &&
                    817:                                (MDOC_Bl == n->next->child->tok ||
1.234     schwarze  818:                                 MDOC_Bd == n->next->child->tok))
1.59      kristaps  819:                        p->flags &= ~TERMP_NOBREAK;
1.234     schwarze  820:                else
1.39      kristaps  821:                        p->flags |= TERMP_HANG;
                    822:                break;
1.126     kristaps  823:        case (LIST_tag):
1.86      kristaps  824:                if (MDOC_HEAD == n->type)
1.51      kristaps  825:                        p->flags |= TERMP_NOBREAK | TERMP_TWOSPACE;
1.38      kristaps  826:
1.86      kristaps  827:                if (MDOC_HEAD != n->type)
1.39      kristaps  828:                        break;
1.86      kristaps  829:                if (NULL == n->next || NULL == n->next->child)
1.39      kristaps  830:                        p->flags |= TERMP_DANGLE;
1.1       kristaps  831:                break;
1.126     kristaps  832:        case (LIST_column):
1.134     kristaps  833:                if (MDOC_HEAD == n->type)
                    834:                        break;
                    835:
                    836:                if (NULL == n->next)
                    837:                        p->flags &= ~TERMP_NOBREAK;
                    838:                else
                    839:                        p->flags |= TERMP_NOBREAK;
                    840:
1.1       kristaps  841:                break;
1.126     kristaps  842:        case (LIST_diag):
1.86      kristaps  843:                if (MDOC_HEAD == n->type)
1.1       kristaps  844:                        p->flags |= TERMP_NOBREAK;
                    845:                break;
                    846:        default:
                    847:                break;
                    848:        }
                    849:
                    850:        /*
                    851:         * Margin control.  Set-head-width lists have their right
                    852:         * margins shortened.  The body for these lists has the offset
                    853:         * necessarily lengthened.  Everybody gets the offset.
                    854:         */
                    855:
                    856:        p->offset += offset;
                    857:
                    858:        switch (type) {
1.126     kristaps  859:        case (LIST_hang):
1.59      kristaps  860:                /*
                    861:                 * Same stipulation as above, regarding `-hang'.  We
                    862:                 * don't want to recalculate rmargin and offsets when
                    863:                 * using `Bd' or `Bl' within `-hang' overstep lists.
                    864:                 */
1.86      kristaps  865:                if (MDOC_HEAD == n->type && n->next->child &&
                    866:                                (MDOC_Bl == n->next->child->tok ||
                    867:                                 MDOC_Bd == n->next->child->tok))
1.59      kristaps  868:                        break;
                    869:                /* FALLTHROUGH */
1.126     kristaps  870:        case (LIST_bullet):
1.1       kristaps  871:                /* FALLTHROUGH */
1.126     kristaps  872:        case (LIST_dash):
1.1       kristaps  873:                /* FALLTHROUGH */
1.126     kristaps  874:        case (LIST_enum):
1.1       kristaps  875:                /* FALLTHROUGH */
1.126     kristaps  876:        case (LIST_hyphen):
1.1       kristaps  877:                /* FALLTHROUGH */
1.126     kristaps  878:        case (LIST_tag):
1.49      kristaps  879:                assert(width);
1.86      kristaps  880:                if (MDOC_HEAD == n->type)
1.1       kristaps  881:                        p->rmargin = p->offset + width;
                    882:                else
                    883:                        p->offset += width;
                    884:                break;
1.126     kristaps  885:        case (LIST_column):
1.49      kristaps  886:                assert(width);
1.1       kristaps  887:                p->rmargin = p->offset + width;
1.50      kristaps  888:                /*
                    889:                 * XXX - this behaviour is not documented: the
                    890:                 * right-most column is filled to the right margin.
                    891:                 */
1.134     kristaps  892:                if (MDOC_HEAD == n->type)
                    893:                        break;
                    894:                if (NULL == n->next && p->rmargin < p->maxrmargin)
1.50      kristaps  895:                        p->rmargin = p->maxrmargin;
1.1       kristaps  896:                break;
                    897:        default:
                    898:                break;
                    899:        }
                    900:
                    901:        /*
                    902:         * The dash, hyphen, bullet and enum lists all have a special
1.15      kristaps  903:         * HEAD character (temporarily bold, in some cases).
1.1       kristaps  904:         */
                    905:
1.86      kristaps  906:        if (MDOC_HEAD == n->type)
1.1       kristaps  907:                switch (type) {
1.126     kristaps  908:                case (LIST_bullet):
1.102     kristaps  909:                        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps  910:                        term_word(p, "\\[bu]");
1.102     kristaps  911:                        term_fontpop(p);
1.1       kristaps  912:                        break;
1.126     kristaps  913:                case (LIST_dash):
1.1       kristaps  914:                        /* FALLTHROUGH */
1.126     kristaps  915:                case (LIST_hyphen):
1.102     kristaps  916:                        term_fontpush(p, TERMFONT_BOLD);
1.27      kristaps  917:                        term_word(p, "\\(hy");
1.102     kristaps  918:                        term_fontpop(p);
1.1       kristaps  919:                        break;
1.126     kristaps  920:                case (LIST_enum):
1.1       kristaps  921:                        (pair->ppair->ppair->count)++;
1.109     kristaps  922:                        snprintf(buf, sizeof(buf), "%d.",
1.1       kristaps  923:                                        pair->ppair->ppair->count);
                    924:                        term_word(p, buf);
                    925:                        break;
                    926:                default:
                    927:                        break;
                    928:                }
                    929:
                    930:        /*
                    931:         * If we're not going to process our children, indicate so here.
                    932:         */
                    933:
                    934:        switch (type) {
1.126     kristaps  935:        case (LIST_bullet):
1.1       kristaps  936:                /* FALLTHROUGH */
1.126     kristaps  937:        case (LIST_item):
1.1       kristaps  938:                /* FALLTHROUGH */
1.126     kristaps  939:        case (LIST_dash):
1.1       kristaps  940:                /* FALLTHROUGH */
1.126     kristaps  941:        case (LIST_hyphen):
1.1       kristaps  942:                /* FALLTHROUGH */
1.126     kristaps  943:        case (LIST_enum):
1.86      kristaps  944:                if (MDOC_HEAD == n->type)
1.1       kristaps  945:                        return(0);
                    946:                break;
1.126     kristaps  947:        case (LIST_column):
1.134     kristaps  948:                if (MDOC_HEAD == n->type)
1.1       kristaps  949:                        return(0);
                    950:                break;
                    951:        default:
                    952:                break;
                    953:        }
                    954:
                    955:        return(1);
                    956: }
                    957:
                    958:
                    959: /* ARGSUSED */
                    960: static void
                    961: termp_it_post(DECL_ARGS)
                    962: {
1.126     kristaps  963:        enum mdoc_list     type;
1.1       kristaps  964:
1.109     kristaps  965:        if (MDOC_BLOCK == n->type)
1.1       kristaps  966:                return;
                    967:
1.202     kristaps  968:        type = n->parent->parent->parent->norm->Bl.type;
1.1       kristaps  969:
                    970:        switch (type) {
1.126     kristaps  971:        case (LIST_item):
1.1       kristaps  972:                /* FALLTHROUGH */
1.126     kristaps  973:        case (LIST_diag):
1.53      kristaps  974:                /* FALLTHROUGH */
1.126     kristaps  975:        case (LIST_inset):
1.86      kristaps  976:                if (MDOC_BODY == n->type)
1.130     schwarze  977:                        term_newln(p);
1.1       kristaps  978:                break;
1.126     kristaps  979:        case (LIST_column):
1.134     kristaps  980:                if (MDOC_BODY == n->type)
1.1       kristaps  981:                        term_flushln(p);
                    982:                break;
                    983:        default:
1.130     schwarze  984:                term_newln(p);
1.1       kristaps  985:                break;
                    986:        }
                    987:
1.109     kristaps  988:        /*
                    989:         * Now that our output is flushed, we can reset our tags.  Since
                    990:         * only `It' sets these flags, we're free to assume that nobody
                    991:         * has munged them in the meanwhile.
                    992:         */
                    993:
                    994:        p->flags &= ~TERMP_DANGLE;
                    995:        p->flags &= ~TERMP_NOBREAK;
                    996:        p->flags &= ~TERMP_TWOSPACE;
                    997:        p->flags &= ~TERMP_HANG;
1.1       kristaps  998: }
                    999:
                   1000:
                   1001: /* ARGSUSED */
                   1002: static int
                   1003: termp_nm_pre(DECL_ARGS)
                   1004: {
                   1005:
1.164     schwarze 1006:        if (MDOC_BLOCK == n->type)
                   1007:                return(1);
                   1008:
                   1009:        if (MDOC_BODY == n->type) {
                   1010:                if (NULL == n->child)
                   1011:                        return(0);
1.234     schwarze 1012:                p->flags |= TERMP_NOSPACE;
1.164     schwarze 1013:                p->offset += term_len(p, 1) +
1.245     schwarze 1014:                    (NULL == n->prev->child ?
                   1015:                     term_strlen(p, meta->name) :
1.164     schwarze 1016:                     MDOC_TEXT == n->prev->child->type ?
1.245     schwarze 1017:                     term_strlen(p, n->prev->child->string) :
1.164     schwarze 1018:                     term_len(p, 5));
                   1019:                return(1);
                   1020:        }
                   1021:
1.245     schwarze 1022:        if (NULL == n->child && NULL == meta->name)
1.164     schwarze 1023:                return(0);
1.125     kristaps 1024:
1.177     schwarze 1025:        if (MDOC_HEAD == n->type)
                   1026:                synopsis_pre(p, n->parent);
1.102     kristaps 1027:
1.164     schwarze 1028:        if (MDOC_HEAD == n->type && n->next->child) {
1.185     schwarze 1029:                p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
                   1030:                p->rmargin = p->offset + term_len(p, 1);
                   1031:                if (NULL == n->child) {
1.245     schwarze 1032:                        p->rmargin += term_strlen(p, meta->name);
1.185     schwarze 1033:                } else if (MDOC_TEXT == n->child->type) {
                   1034:                        p->rmargin += term_strlen(p, n->child->string);
                   1035:                        if (n->child->next)
                   1036:                                p->flags |= TERMP_HANG;
                   1037:                } else {
                   1038:                        p->rmargin += term_len(p, 5);
                   1039:                        p->flags |= TERMP_HANG;
                   1040:                }
1.164     schwarze 1041:        }
                   1042:
1.102     kristaps 1043:        term_fontpush(p, TERMFONT_BOLD);
1.86      kristaps 1044:        if (NULL == n->child)
1.245     schwarze 1045:                term_word(p, meta->name);
1.1       kristaps 1046:        return(1);
                   1047: }
                   1048:
                   1049:
1.164     schwarze 1050: /* ARGSUSED */
                   1051: static void
                   1052: termp_nm_post(DECL_ARGS)
                   1053: {
                   1054:
                   1055:        if (MDOC_HEAD == n->type && n->next->child) {
                   1056:                term_flushln(p);
                   1057:                p->flags &= ~(TERMP_NOBREAK | TERMP_HANG);
1.234     schwarze 1058:        } else if (MDOC_BODY == n->type && n->child)
1.164     schwarze 1059:                term_flushln(p);
                   1060: }
                   1061:
                   1062:
1.1       kristaps 1063: /* ARGSUSED */
                   1064: static int
                   1065: termp_fl_pre(DECL_ARGS)
                   1066: {
                   1067:
1.102     kristaps 1068:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1069:        term_word(p, "\\-");
1.103     kristaps 1070:
                   1071:        if (n->child)
1.114     kristaps 1072:                p->flags |= TERMP_NOSPACE;
                   1073:        else if (n->next && n->next->line == n->line)
1.103     kristaps 1074:                p->flags |= TERMP_NOSPACE;
                   1075:
1.1       kristaps 1076:        return(1);
                   1077: }
                   1078:
                   1079:
                   1080: /* ARGSUSED */
                   1081: static int
1.184     kristaps 1082: termp__a_pre(DECL_ARGS)
                   1083: {
                   1084:
                   1085:        if (n->prev && MDOC__A == n->prev->tok)
                   1086:                if (NULL == n->next || MDOC__A != n->next->tok)
                   1087:                        term_word(p, "and");
                   1088:
                   1089:        return(1);
                   1090: }
                   1091:
                   1092:
                   1093: /* ARGSUSED */
                   1094: static int
1.61      kristaps 1095: termp_an_pre(DECL_ARGS)
                   1096: {
                   1097:
1.86      kristaps 1098:        if (NULL == n->child)
1.61      kristaps 1099:                return(1);
                   1100:
                   1101:        /*
1.85      kristaps 1102:         * If not in the AUTHORS section, `An -split' will cause
                   1103:         * newlines to occur before the author name.  If in the AUTHORS
                   1104:         * section, by default, the first `An' invocation is nosplit,
                   1105:         * then all subsequent ones, regardless of whether interspersed
                   1106:         * with other macros/text, are split.  -split, in this case,
                   1107:         * will override the condition of the implied first -nosplit.
1.61      kristaps 1108:         */
                   1109:
1.86      kristaps 1110:        if (n->sec == SEC_AUTHORS) {
1.61      kristaps 1111:                if ( ! (TERMP_ANPREC & p->flags)) {
                   1112:                        if (TERMP_SPLIT & p->flags)
                   1113:                                term_newln(p);
                   1114:                        return(1);
                   1115:                }
                   1116:                if (TERMP_NOSPLIT & p->flags)
                   1117:                        return(1);
                   1118:                term_newln(p);
                   1119:                return(1);
                   1120:        }
                   1121:
                   1122:        if (TERMP_SPLIT & p->flags)
                   1123:                term_newln(p);
                   1124:
                   1125:        return(1);
                   1126: }
                   1127:
                   1128:
                   1129: /* ARGSUSED */
                   1130: static void
                   1131: termp_an_post(DECL_ARGS)
                   1132: {
                   1133:
1.86      kristaps 1134:        if (n->child) {
                   1135:                if (SEC_AUTHORS == n->sec)
1.61      kristaps 1136:                        p->flags |= TERMP_ANPREC;
                   1137:                return;
                   1138:        }
                   1139:
1.202     kristaps 1140:        if (AUTH_split == n->norm->An.auth) {
1.61      kristaps 1141:                p->flags &= ~TERMP_NOSPLIT;
                   1142:                p->flags |= TERMP_SPLIT;
1.202     kristaps 1143:        } else if (AUTH_nosplit == n->norm->An.auth) {
1.61      kristaps 1144:                p->flags &= ~TERMP_SPLIT;
                   1145:                p->flags |= TERMP_NOSPLIT;
                   1146:        }
                   1147:
                   1148: }
                   1149:
                   1150:
                   1151: /* ARGSUSED */
                   1152: static int
1.1       kristaps 1153: termp_ns_pre(DECL_ARGS)
                   1154: {
                   1155:
1.215     kristaps 1156:        if ( ! (MDOC_LINE & n->flags))
                   1157:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1158:        return(1);
                   1159: }
                   1160:
                   1161:
                   1162: /* ARGSUSED */
                   1163: static int
                   1164: termp_rs_pre(DECL_ARGS)
                   1165: {
                   1166:
1.86      kristaps 1167:        if (SEC_SEE_ALSO != n->sec)
1.80      kristaps 1168:                return(1);
1.86      kristaps 1169:        if (MDOC_BLOCK == n->type && n->prev)
1.1       kristaps 1170:                term_vspace(p);
                   1171:        return(1);
                   1172: }
                   1173:
                   1174:
                   1175: /* ARGSUSED */
                   1176: static int
                   1177: termp_rv_pre(DECL_ARGS)
                   1178: {
1.223     kristaps 1179:        int              nchild;
1.1       kristaps 1180:
                   1181:        term_newln(p);
                   1182:        term_word(p, "The");
                   1183:
1.223     kristaps 1184:        nchild = n->nchild;
                   1185:        for (n = n->child; n; n = n->next) {
1.102     kristaps 1186:                term_fontpush(p, TERMFONT_BOLD);
1.223     kristaps 1187:                term_word(p, n->string);
1.102     kristaps 1188:                term_fontpop(p);
1.224     kristaps 1189:
1.68      kristaps 1190:                p->flags |= TERMP_NOSPACE;
1.223     kristaps 1191:                term_word(p, "()");
                   1192:
                   1193:                if (nchild > 2 && n->next) {
                   1194:                        p->flags |= TERMP_NOSPACE;
                   1195:                        term_word(p, ",");
                   1196:                }
                   1197:
                   1198:                if (n->next && NULL == n->next->next)
                   1199:                        term_word(p, "and");
1.68      kristaps 1200:        }
                   1201:
1.223     kristaps 1202:        if (nchild > 1)
1.68      kristaps 1203:                term_word(p, "functions return");
                   1204:        else
                   1205:                term_word(p, "function returns");
1.1       kristaps 1206:
1.68      kristaps 1207:                term_word(p, "the value 0 if successful; otherwise the value "
                   1208:                        "-1 is returned and the global variable");
1.1       kristaps 1209:
1.102     kristaps 1210:        term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1211:        term_word(p, "errno");
1.102     kristaps 1212:        term_fontpop(p);
1.1       kristaps 1213:
                   1214:                term_word(p, "is set to indicate the error.");
1.131     kristaps 1215:        p->flags |= TERMP_SENTENCE;
1.1       kristaps 1216:
1.68      kristaps 1217:        return(0);
1.1       kristaps 1218: }
                   1219:
                   1220:
                   1221: /* ARGSUSED */
                   1222: static int
                   1223: termp_ex_pre(DECL_ARGS)
                   1224: {
1.224     kristaps 1225:        int              nchild;
1.1       kristaps 1226:
1.224     kristaps 1227:        term_newln(p);
1.68      kristaps 1228:        term_word(p, "The");
1.1       kristaps 1229:
1.224     kristaps 1230:        nchild = n->nchild;
                   1231:        for (n = n->child; n; n = n->next) {
1.102     kristaps 1232:                term_fontpush(p, TERMFONT_BOLD);
1.224     kristaps 1233:                term_word(p, n->string);
1.102     kristaps 1234:                term_fontpop(p);
1.224     kristaps 1235:
                   1236:                if (nchild > 2 && n->next) {
                   1237:                        p->flags |= TERMP_NOSPACE;
1.68      kristaps 1238:                        term_word(p, ",");
1.224     kristaps 1239:                }
                   1240:
                   1241:                if (n->next && NULL == n->next->next)
                   1242:                        term_word(p, "and");
1.68      kristaps 1243:        }
                   1244:
1.224     kristaps 1245:        if (nchild > 1)
1.68      kristaps 1246:                term_word(p, "utilities exit");
                   1247:        else
                   1248:                term_word(p, "utility exits");
                   1249:
                   1250:                term_word(p, "0 on success, and >0 if an error occurs.");
1.224     kristaps 1251:
1.131     kristaps 1252:        p->flags |= TERMP_SENTENCE;
1.68      kristaps 1253:        return(0);
1.1       kristaps 1254: }
                   1255:
                   1256:
                   1257: /* ARGSUSED */
                   1258: static int
                   1259: termp_nd_pre(DECL_ARGS)
                   1260: {
1.25      kristaps 1261:
1.86      kristaps 1262:        if (MDOC_BODY != n->type)
1.25      kristaps 1263:                return(1);
1.30      kristaps 1264:
1.27      kristaps 1265: #if defined(__OpenBSD__) || defined(__linux__)
1.41      kristaps 1266:        term_word(p, "\\(en");
1.23      kristaps 1267: #else
                   1268:        term_word(p, "\\(em");
                   1269: #endif
1.1       kristaps 1270:        return(1);
1.115     kristaps 1271: }
                   1272:
                   1273:
                   1274: /* ARGSUSED */
                   1275: static int
                   1276: termp_bl_pre(DECL_ARGS)
                   1277: {
                   1278:
                   1279:        return(MDOC_HEAD != n->type);
1.1       kristaps 1280: }
                   1281:
                   1282:
                   1283: /* ARGSUSED */
                   1284: static void
                   1285: termp_bl_post(DECL_ARGS)
                   1286: {
                   1287:
1.86      kristaps 1288:        if (MDOC_BLOCK == n->type)
1.1       kristaps 1289:                term_newln(p);
                   1290: }
                   1291:
                   1292: /* ARGSUSED */
                   1293: static int
                   1294: termp_xr_pre(DECL_ARGS)
                   1295: {
                   1296:
1.225     kristaps 1297:        if (NULL == (n = n->child))
1.113     kristaps 1298:                return(0);
                   1299:
1.225     kristaps 1300:        assert(MDOC_TEXT == n->type);
                   1301:        term_word(p, n->string);
1.11      kristaps 1302:
1.225     kristaps 1303:        if (NULL == (n = n->next))
1.1       kristaps 1304:                return(0);
1.225     kristaps 1305:
1.1       kristaps 1306:        p->flags |= TERMP_NOSPACE;
                   1307:        term_word(p, "(");
1.222     kristaps 1308:        p->flags |= TERMP_NOSPACE;
1.225     kristaps 1309:
                   1310:        assert(MDOC_TEXT == n->type);
                   1311:        term_word(p, n->string);
                   1312:
1.222     kristaps 1313:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1314:        term_word(p, ")");
1.86      kristaps 1315:
1.1       kristaps 1316:        return(0);
                   1317: }
                   1318:
1.143     kristaps 1319: /*
                   1320:  * This decides how to assert whitespace before any of the SYNOPSIS set
                   1321:  * of macros (which, as in the case of Ft/Fo and Ft/Fn, may contain
                   1322:  * macro combos).
                   1323:  */
                   1324: static void
                   1325: synopsis_pre(struct termp *p, const struct mdoc_node *n)
                   1326: {
                   1327:        /*
                   1328:         * Obviously, if we're not in a SYNOPSIS or no prior macros
                   1329:         * exist, do nothing.
                   1330:         */
1.160     kristaps 1331:        if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
1.143     kristaps 1332:                return;
                   1333:
                   1334:        /*
                   1335:         * If we're the second in a pair of like elements, emit our
                   1336:         * newline and return.  UNLESS we're `Fo', `Fn', `Fn', in which
                   1337:         * case we soldier on.
                   1338:         */
                   1339:        if (n->prev->tok == n->tok &&
                   1340:                        MDOC_Ft != n->tok &&
                   1341:                        MDOC_Fo != n->tok &&
                   1342:                        MDOC_Fn != n->tok) {
                   1343:                term_newln(p);
                   1344:                return;
                   1345:        }
                   1346:
                   1347:        /*
                   1348:         * If we're one of the SYNOPSIS set and non-like pair-wise after
                   1349:         * another (or Fn/Fo, which we've let slip through) then assert
                   1350:         * vertical space, else only newline and move on.
                   1351:         */
                   1352:        switch (n->prev->tok) {
                   1353:        case (MDOC_Fd):
                   1354:                /* FALLTHROUGH */
                   1355:        case (MDOC_Fn):
                   1356:                /* FALLTHROUGH */
                   1357:        case (MDOC_Fo):
                   1358:                /* FALLTHROUGH */
                   1359:        case (MDOC_In):
                   1360:                /* FALLTHROUGH */
                   1361:        case (MDOC_Vt):
                   1362:                term_vspace(p);
                   1363:                break;
                   1364:        case (MDOC_Ft):
                   1365:                if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
                   1366:                        term_vspace(p);
                   1367:                        break;
                   1368:                }
                   1369:                /* FALLTHROUGH */
                   1370:        default:
                   1371:                term_newln(p);
                   1372:                break;
                   1373:        }
                   1374: }
                   1375:
                   1376:
1.110     kristaps 1377: static int
                   1378: termp_vt_pre(DECL_ARGS)
                   1379: {
                   1380:
1.143     kristaps 1381:        if (MDOC_ELEM == n->type) {
                   1382:                synopsis_pre(p, n);
1.245     schwarze 1383:                return(termp_under_pre(p, pair, meta, n));
1.143     kristaps 1384:        } else if (MDOC_BLOCK == n->type) {
                   1385:                synopsis_pre(p, n);
                   1386:                return(1);
                   1387:        } else if (MDOC_HEAD == n->type)
1.110     kristaps 1388:                return(0);
                   1389:
1.245     schwarze 1390:        return(termp_under_pre(p, pair, meta, n));
1.110     kristaps 1391: }
                   1392:
                   1393:
1.1       kristaps 1394: /* ARGSUSED */
                   1395: static int
1.69      kristaps 1396: termp_bold_pre(DECL_ARGS)
1.1       kristaps 1397: {
                   1398:
1.102     kristaps 1399:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1400:        return(1);
                   1401: }
                   1402:
                   1403:
                   1404: /* ARGSUSED */
1.143     kristaps 1405: static int
                   1406: termp_fd_pre(DECL_ARGS)
1.1       kristaps 1407: {
                   1408:
1.143     kristaps 1409:        synopsis_pre(p, n);
1.245     schwarze 1410:        return(termp_bold_pre(p, pair, meta, n));
1.1       kristaps 1411: }
                   1412:
                   1413:
                   1414: /* ARGSUSED */
1.241     schwarze 1415: static void
                   1416: termp_fd_post(DECL_ARGS)
                   1417: {
                   1418:
                   1419:        term_newln(p);
                   1420: }
                   1421:
                   1422:
                   1423: /* ARGSUSED */
1.1       kristaps 1424: static int
                   1425: termp_sh_pre(DECL_ARGS)
                   1426: {
1.85      kristaps 1427:
                   1428:        /* No vspace between consecutive `Sh' calls. */
                   1429:
1.86      kristaps 1430:        switch (n->type) {
1.65      kristaps 1431:        case (MDOC_BLOCK):
1.86      kristaps 1432:                if (n->prev && MDOC_Sh == n->prev->tok)
                   1433:                        if (NULL == n->prev->body->child)
1.65      kristaps 1434:                                break;
                   1435:                term_vspace(p);
                   1436:                break;
1.1       kristaps 1437:        case (MDOC_HEAD):
1.102     kristaps 1438:                term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1439:                break;
                   1440:        case (MDOC_BODY):
1.238     schwarze 1441:                p->offset = term_len(p, p->defindent);
1.239     schwarze 1442:                if (SEC_AUTHORS == n->sec)
                   1443:                        p->flags &= ~(TERMP_SPLIT|TERMP_NOSPLIT);
1.1       kristaps 1444:                break;
                   1445:        default:
                   1446:                break;
                   1447:        }
                   1448:        return(1);
                   1449: }
                   1450:
                   1451:
                   1452: /* ARGSUSED */
                   1453: static void
                   1454: termp_sh_post(DECL_ARGS)
                   1455: {
                   1456:
1.86      kristaps 1457:        switch (n->type) {
1.1       kristaps 1458:        case (MDOC_HEAD):
                   1459:                term_newln(p);
                   1460:                break;
                   1461:        case (MDOC_BODY):
                   1462:                term_newln(p);
                   1463:                p->offset = 0;
                   1464:                break;
                   1465:        default:
                   1466:                break;
                   1467:        }
                   1468: }
                   1469:
                   1470:
                   1471: /* ARGSUSED */
                   1472: static int
                   1473: termp_bt_pre(DECL_ARGS)
                   1474: {
                   1475:
                   1476:        term_word(p, "is currently in beta test.");
1.131     kristaps 1477:        p->flags |= TERMP_SENTENCE;
1.81      kristaps 1478:        return(0);
1.1       kristaps 1479: }
                   1480:
                   1481:
                   1482: /* ARGSUSED */
                   1483: static void
                   1484: termp_lb_post(DECL_ARGS)
                   1485: {
                   1486:
1.122     kristaps 1487:        if (SEC_LIBRARY == n->sec && MDOC_LINE & n->flags)
1.81      kristaps 1488:                term_newln(p);
1.1       kristaps 1489: }
                   1490:
                   1491:
                   1492: /* ARGSUSED */
                   1493: static int
                   1494: termp_ud_pre(DECL_ARGS)
                   1495: {
                   1496:
                   1497:        term_word(p, "currently under development.");
1.131     kristaps 1498:        p->flags |= TERMP_SENTENCE;
1.86      kristaps 1499:        return(0);
1.1       kristaps 1500: }
                   1501:
                   1502:
                   1503: /* ARGSUSED */
                   1504: static int
                   1505: termp_d1_pre(DECL_ARGS)
                   1506: {
                   1507:
1.86      kristaps 1508:        if (MDOC_BLOCK != n->type)
1.1       kristaps 1509:                return(1);
                   1510:        term_newln(p);
1.238     schwarze 1511:        p->offset += term_len(p, p->defindent + 1);
1.1       kristaps 1512:        return(1);
                   1513: }
                   1514:
                   1515:
                   1516: /* ARGSUSED */
                   1517: static int
                   1518: termp_ft_pre(DECL_ARGS)
                   1519: {
                   1520:
1.141     kristaps 1521:        /* NB: MDOC_LINE does not effect this! */
1.143     kristaps 1522:        synopsis_pre(p, n);
1.102     kristaps 1523:        term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1524:        return(1);
                   1525: }
                   1526:
                   1527:
                   1528: /* ARGSUSED */
                   1529: static int
                   1530: termp_fn_pre(DECL_ARGS)
                   1531: {
1.226     kristaps 1532:        int              pretty;
                   1533:
                   1534:        pretty = MDOC_SYNPRETTY & n->flags;
1.1       kristaps 1535:
1.143     kristaps 1536:        synopsis_pre(p, n);
1.139     kristaps 1537:
1.226     kristaps 1538:        if (NULL == (n = n->child))
                   1539:                return(0);
                   1540:
                   1541:        assert(MDOC_TEXT == n->type);
1.102     kristaps 1542:        term_fontpush(p, TERMFONT_BOLD);
1.226     kristaps 1543:        term_word(p, n->string);
1.102     kristaps 1544:        term_fontpop(p);
1.1       kristaps 1545:
                   1546:        p->flags |= TERMP_NOSPACE;
                   1547:        term_word(p, "(");
1.222     kristaps 1548:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1549:
1.226     kristaps 1550:        for (n = n->next; n; n = n->next) {
                   1551:                assert(MDOC_TEXT == n->type);
1.102     kristaps 1552:                term_fontpush(p, TERMFONT_UNDER);
1.226     kristaps 1553:                term_word(p, n->string);
1.102     kristaps 1554:                term_fontpop(p);
                   1555:
1.226     kristaps 1556:                if (n->next) {
1.222     kristaps 1557:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1558:                        term_word(p, ",");
1.222     kristaps 1559:                }
1.1       kristaps 1560:        }
                   1561:
1.222     kristaps 1562:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1563:        term_word(p, ")");
                   1564:
1.226     kristaps 1565:        if (pretty) {
1.222     kristaps 1566:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1567:                term_word(p, ";");
1.222     kristaps 1568:        }
1.1       kristaps 1569:
                   1570:        return(0);
                   1571: }
                   1572:
                   1573:
                   1574: /* ARGSUSED */
                   1575: static int
                   1576: termp_fa_pre(DECL_ARGS)
                   1577: {
1.86      kristaps 1578:        const struct mdoc_node  *nn;
1.1       kristaps 1579:
1.86      kristaps 1580:        if (n->parent->tok != MDOC_Fo) {
1.102     kristaps 1581:                term_fontpush(p, TERMFONT_UNDER);
1.1       kristaps 1582:                return(1);
                   1583:        }
                   1584:
1.86      kristaps 1585:        for (nn = n->child; nn; nn = nn->next) {
1.102     kristaps 1586:                term_fontpush(p, TERMFONT_UNDER);
1.86      kristaps 1587:                term_word(p, nn->string);
1.102     kristaps 1588:                term_fontpop(p);
                   1589:
1.222     kristaps 1590:                if (nn->next) {
                   1591:                        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1592:                        term_word(p, ",");
1.222     kristaps 1593:                }
1.1       kristaps 1594:        }
                   1595:
1.222     kristaps 1596:        if (n->child && n->next && n->next->tok == MDOC_Fa) {
                   1597:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1598:                term_word(p, ",");
1.222     kristaps 1599:        }
1.1       kristaps 1600:
                   1601:        return(0);
                   1602: }
                   1603:
                   1604:
                   1605: /* ARGSUSED */
                   1606: static int
                   1607: termp_bd_pre(DECL_ARGS)
                   1608: {
1.179     kristaps 1609:        size_t                   tabwidth, rm, rmax;
1.244     schwarze 1610:        struct mdoc_node        *nn;
1.1       kristaps 1611:
1.86      kristaps 1612:        if (MDOC_BLOCK == n->type) {
1.151     kristaps 1613:                print_bvspace(p, n, n);
1.54      kristaps 1614:                return(1);
1.116     kristaps 1615:        } else if (MDOC_HEAD == n->type)
                   1616:                return(0);
1.1       kristaps 1617:
1.202     kristaps 1618:        if (n->norm->Bd.offs)
                   1619:                p->offset += a2offs(p, n->norm->Bd.offs);
1.85      kristaps 1620:
                   1621:        /*
                   1622:         * If -ragged or -filled are specified, the block does nothing
                   1623:         * but change the indentation.  If -unfilled or -literal are
                   1624:         * specified, text is printed exactly as entered in the display:
                   1625:         * for macro lines, a newline is appended to the line.  Blank
                   1626:         * lines are allowed.
                   1627:         */
1.60      kristaps 1628:
1.202     kristaps 1629:        if (DISP_literal != n->norm->Bd.type &&
                   1630:                        DISP_unfilled != n->norm->Bd.type)
1.1       kristaps 1631:                return(1);
                   1632:
1.129     schwarze 1633:        tabwidth = p->tabwidth;
1.208     kristaps 1634:        if (DISP_literal == n->norm->Bd.type)
                   1635:                p->tabwidth = term_len(p, 8);
                   1636:
1.119     kristaps 1637:        rm = p->rmargin;
                   1638:        rmax = p->maxrmargin;
1.120     kristaps 1639:        p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1640:
1.86      kristaps 1641:        for (nn = n->child; nn; nn = nn->next) {
1.245     schwarze 1642:                print_mdoc_node(p, pair, meta, nn);
1.190     kristaps 1643:                /*
                   1644:                 * If the printed node flushes its own line, then we
                   1645:                 * needn't do it here as well.  This is hacky, but the
                   1646:                 * notion of selective eoln whitespace is pretty dumb
                   1647:                 * anyway, so don't sweat it.
                   1648:                 */
                   1649:                switch (nn->tok) {
1.193     kristaps 1650:                case (MDOC_Sm):
                   1651:                        /* FALLTHROUGH */
1.190     kristaps 1652:                case (MDOC_br):
                   1653:                        /* FALLTHROUGH */
                   1654:                case (MDOC_sp):
                   1655:                        /* FALLTHROUGH */
                   1656:                case (MDOC_Bl):
1.196     kristaps 1657:                        /* FALLTHROUGH */
                   1658:                case (MDOC_D1):
                   1659:                        /* FALLTHROUGH */
                   1660:                case (MDOC_Dl):
1.190     kristaps 1661:                        /* FALLTHROUGH */
                   1662:                case (MDOC_Lp):
                   1663:                        /* FALLTHROUGH */
                   1664:                case (MDOC_Pp):
                   1665:                        continue;
                   1666:                default:
                   1667:                        break;
                   1668:                }
1.180     schwarze 1669:                if (nn->next && nn->next->line == nn->line)
                   1670:                        continue;
                   1671:                term_flushln(p);
                   1672:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 1673:        }
1.147     kristaps 1674:
1.129     schwarze 1675:        p->tabwidth = tabwidth;
1.119     kristaps 1676:        p->rmargin = rm;
                   1677:        p->maxrmargin = rmax;
1.1       kristaps 1678:        return(0);
                   1679: }
                   1680:
                   1681:
                   1682: /* ARGSUSED */
                   1683: static void
                   1684: termp_bd_post(DECL_ARGS)
                   1685: {
1.119     kristaps 1686:        size_t           rm, rmax;
1.1       kristaps 1687:
1.86      kristaps 1688:        if (MDOC_BODY != n->type)
1.1       kristaps 1689:                return;
1.118     kristaps 1690:
1.119     kristaps 1691:        rm = p->rmargin;
                   1692:        rmax = p->maxrmargin;
1.118     kristaps 1693:
1.202     kristaps 1694:        if (DISP_literal == n->norm->Bd.type ||
                   1695:                        DISP_unfilled == n->norm->Bd.type)
1.120     kristaps 1696:                p->rmargin = p->maxrmargin = TERM_MAXMARGIN;
1.118     kristaps 1697:
1.60      kristaps 1698:        p->flags |= TERMP_NOSPACE;
1.130     schwarze 1699:        term_newln(p);
1.118     kristaps 1700:
1.119     kristaps 1701:        p->rmargin = rm;
                   1702:        p->maxrmargin = rmax;
1.1       kristaps 1703: }
                   1704:
                   1705:
                   1706: /* ARGSUSED */
1.211     kristaps 1707: static int
                   1708: termp_bx_pre(DECL_ARGS)
1.1       kristaps 1709: {
                   1710:
1.211     kristaps 1711:        if (NULL != (n = n->child)) {
                   1712:                term_word(p, n->string);
                   1713:                p->flags |= TERMP_NOSPACE;
                   1714:                term_word(p, "BSD");
                   1715:        } else {
                   1716:                term_word(p, "BSD");
                   1717:                return(0);
                   1718:        }
                   1719:
                   1720:        if (NULL != (n = n->next)) {
                   1721:                p->flags |= TERMP_NOSPACE;
1.213     kristaps 1722:                term_word(p, "-");
1.1       kristaps 1723:                p->flags |= TERMP_NOSPACE;
1.213     kristaps 1724:                term_word(p, n->string);
1.211     kristaps 1725:        }
                   1726:
                   1727:        return(0);
1.1       kristaps 1728: }
                   1729:
                   1730:
                   1731: /* ARGSUSED */
                   1732: static int
1.26      kristaps 1733: termp_xx_pre(DECL_ARGS)
1.1       kristaps 1734: {
1.26      kristaps 1735:        const char      *pp;
1.218     schwarze 1736:        int              flags;
1.1       kristaps 1737:
1.26      kristaps 1738:        pp = NULL;
1.86      kristaps 1739:        switch (n->tok) {
1.26      kristaps 1740:        case (MDOC_Bsx):
1.194     schwarze 1741:                pp = "BSD/OS";
1.26      kristaps 1742:                break;
                   1743:        case (MDOC_Dx):
1.100     kristaps 1744:                pp = "DragonFly";
1.26      kristaps 1745:                break;
                   1746:        case (MDOC_Fx):
                   1747:                pp = "FreeBSD";
                   1748:                break;
                   1749:        case (MDOC_Nx):
                   1750:                pp = "NetBSD";
                   1751:                break;
                   1752:        case (MDOC_Ox):
                   1753:                pp = "OpenBSD";
                   1754:                break;
                   1755:        case (MDOC_Ux):
                   1756:                pp = "UNIX";
                   1757:                break;
                   1758:        default:
1.246   ! schwarze 1759:                abort();
        !          1760:                /* NOTREACHED */
1.26      kristaps 1761:        }
1.1       kristaps 1762:
1.26      kristaps 1763:        term_word(p, pp);
1.214     kristaps 1764:        if (n->child) {
1.218     schwarze 1765:                flags = p->flags;
1.214     kristaps 1766:                p->flags |= TERMP_KEEP;
                   1767:                term_word(p, n->child->string);
1.218     schwarze 1768:                p->flags = flags;
1.214     kristaps 1769:        }
                   1770:        return(0);
1.1       kristaps 1771: }
                   1772:
                   1773:
                   1774: /* ARGSUSED */
                   1775: static int
1.192     schwarze 1776: termp_igndelim_pre(DECL_ARGS)
1.1       kristaps 1777: {
                   1778:
                   1779:        p->flags |= TERMP_IGNDELIM;
                   1780:        return(1);
                   1781: }
                   1782:
                   1783:
                   1784: /* ARGSUSED */
                   1785: static void
                   1786: termp_pf_post(DECL_ARGS)
                   1787: {
                   1788:
                   1789:        p->flags |= TERMP_NOSPACE;
                   1790: }
                   1791:
                   1792:
                   1793: /* ARGSUSED */
                   1794: static int
                   1795: termp_ss_pre(DECL_ARGS)
                   1796: {
                   1797:
1.86      kristaps 1798:        switch (n->type) {
1.1       kristaps 1799:        case (MDOC_BLOCK):
                   1800:                term_newln(p);
1.86      kristaps 1801:                if (n->prev)
1.1       kristaps 1802:                        term_vspace(p);
                   1803:                break;
                   1804:        case (MDOC_HEAD):
1.102     kristaps 1805:                term_fontpush(p, TERMFONT_BOLD);
1.238     schwarze 1806:                p->offset = term_len(p, (p->defindent+1)/2);
1.1       kristaps 1807:                break;
                   1808:        default:
                   1809:                break;
                   1810:        }
                   1811:
                   1812:        return(1);
                   1813: }
                   1814:
                   1815:
                   1816: /* ARGSUSED */
                   1817: static void
                   1818: termp_ss_post(DECL_ARGS)
                   1819: {
                   1820:
1.86      kristaps 1821:        if (MDOC_HEAD == n->type)
1.1       kristaps 1822:                term_newln(p);
                   1823: }
                   1824:
                   1825:
                   1826: /* ARGSUSED */
                   1827: static int
                   1828: termp_cd_pre(DECL_ARGS)
                   1829: {
                   1830:
1.143     kristaps 1831:        synopsis_pre(p, n);
1.102     kristaps 1832:        term_fontpush(p, TERMFONT_BOLD);
1.1       kristaps 1833:        return(1);
                   1834: }
                   1835:
                   1836:
                   1837: /* ARGSUSED */
                   1838: static int
                   1839: termp_in_pre(DECL_ARGS)
                   1840: {
1.142     schwarze 1841:
1.143     kristaps 1842:        synopsis_pre(p, n);
1.1       kristaps 1843:
1.160     kristaps 1844:        if (MDOC_SYNPRETTY & n->flags && MDOC_LINE & n->flags) {
1.138     kristaps 1845:                term_fontpush(p, TERMFONT_BOLD);
1.22      kristaps 1846:                term_word(p, "#include");
1.138     kristaps 1847:                term_word(p, "<");
                   1848:        } else {
                   1849:                term_word(p, "<");
                   1850:                term_fontpush(p, TERMFONT_UNDER);
                   1851:        }
1.22      kristaps 1852:
1.1       kristaps 1853:        p->flags |= TERMP_NOSPACE;
                   1854:        return(1);
                   1855: }
                   1856:
                   1857:
                   1858: /* ARGSUSED */
                   1859: static void
                   1860: termp_in_post(DECL_ARGS)
                   1861: {
                   1862:
1.160     kristaps 1863:        if (MDOC_SYNPRETTY & n->flags)
1.138     kristaps 1864:                term_fontpush(p, TERMFONT_BOLD);
                   1865:
1.79      kristaps 1866:        p->flags |= TERMP_NOSPACE;
1.1       kristaps 1867:        term_word(p, ">");
                   1868:
1.160     kristaps 1869:        if (MDOC_SYNPRETTY & n->flags)
1.138     kristaps 1870:                term_fontpop(p);
1.1       kristaps 1871: }
                   1872:
                   1873:
                   1874: /* ARGSUSED */
                   1875: static int
1.45      kristaps 1876: termp_sp_pre(DECL_ARGS)
                   1877: {
1.91      kristaps 1878:        size_t           i, len;
1.45      kristaps 1879:
1.86      kristaps 1880:        switch (n->tok) {
1.76      kristaps 1881:        case (MDOC_sp):
1.157     kristaps 1882:                len = n->child ? a2height(p, n->child->string) : 1;
1.76      kristaps 1883:                break;
                   1884:        case (MDOC_br):
                   1885:                len = 0;
                   1886:                break;
                   1887:        default:
                   1888:                len = 1;
                   1889:                break;
1.45      kristaps 1890:        }
                   1891:
                   1892:        if (0 == len)
                   1893:                term_newln(p);
                   1894:        for (i = 0; i < len; i++)
                   1895:                term_vspace(p);
                   1896:
                   1897:        return(0);
                   1898: }
                   1899:
                   1900:
1.189     kristaps 1901: /* ARGSUSED */
1.45      kristaps 1902: static int
1.188     kristaps 1903: termp_quote_pre(DECL_ARGS)
1.1       kristaps 1904: {
                   1905:
1.203     kristaps 1906:        if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1       kristaps 1907:                return(1);
                   1908:
1.188     kristaps 1909:        switch (n->tok) {
                   1910:        case (MDOC_Ao):
                   1911:                /* FALLTHROUGH */
                   1912:        case (MDOC_Aq):
                   1913:                term_word(p, "<");
                   1914:                break;
                   1915:        case (MDOC_Bro):
                   1916:                /* FALLTHROUGH */
                   1917:        case (MDOC_Brq):
                   1918:                term_word(p, "{");
                   1919:                break;
                   1920:        case (MDOC_Oo):
                   1921:                /* FALLTHROUGH */
                   1922:        case (MDOC_Op):
                   1923:                /* FALLTHROUGH */
                   1924:        case (MDOC_Bo):
                   1925:                /* FALLTHROUGH */
                   1926:        case (MDOC_Bq):
                   1927:                term_word(p, "[");
                   1928:                break;
                   1929:        case (MDOC_Do):
                   1930:                /* FALLTHROUGH */
                   1931:        case (MDOC_Dq):
                   1932:                term_word(p, "``");
                   1933:                break;
1.237     schwarze 1934:        case (MDOC_Eo):
                   1935:                break;
1.188     kristaps 1936:        case (MDOC_Po):
                   1937:                /* FALLTHROUGH */
                   1938:        case (MDOC_Pq):
                   1939:                term_word(p, "(");
                   1940:                break;
1.205     kristaps 1941:        case (MDOC__T):
                   1942:                /* FALLTHROUGH */
1.188     kristaps 1943:        case (MDOC_Qo):
                   1944:                /* FALLTHROUGH */
                   1945:        case (MDOC_Qq):
                   1946:                term_word(p, "\"");
                   1947:                break;
                   1948:        case (MDOC_Ql):
                   1949:                /* FALLTHROUGH */
                   1950:        case (MDOC_So):
                   1951:                /* FALLTHROUGH */
                   1952:        case (MDOC_Sq):
                   1953:                term_word(p, "`");
                   1954:                break;
                   1955:        default:
                   1956:                abort();
                   1957:                /* NOTREACHED */
                   1958:        }
1.1       kristaps 1959:
                   1960:        p->flags |= TERMP_NOSPACE;
                   1961:        return(1);
                   1962: }
                   1963:
                   1964:
1.189     kristaps 1965: /* ARGSUSED */
1.1       kristaps 1966: static void
1.188     kristaps 1967: termp_quote_post(DECL_ARGS)
1.1       kristaps 1968: {
                   1969:
1.203     kristaps 1970:        if (MDOC_BODY != n->type && MDOC_ELEM != n->type)
1.1       kristaps 1971:                return;
                   1972:
                   1973:        p->flags |= TERMP_NOSPACE;
                   1974:
1.188     kristaps 1975:        switch (n->tok) {
                   1976:        case (MDOC_Ao):
                   1977:                /* FALLTHROUGH */
                   1978:        case (MDOC_Aq):
                   1979:                term_word(p, ">");
                   1980:                break;
                   1981:        case (MDOC_Bro):
                   1982:                /* FALLTHROUGH */
                   1983:        case (MDOC_Brq):
                   1984:                term_word(p, "}");
                   1985:                break;
                   1986:        case (MDOC_Oo):
                   1987:                /* FALLTHROUGH */
                   1988:        case (MDOC_Op):
                   1989:                /* FALLTHROUGH */
                   1990:        case (MDOC_Bo):
                   1991:                /* FALLTHROUGH */
                   1992:        case (MDOC_Bq):
                   1993:                term_word(p, "]");
                   1994:                break;
                   1995:        case (MDOC_Do):
                   1996:                /* FALLTHROUGH */
                   1997:        case (MDOC_Dq):
                   1998:                term_word(p, "''");
1.237     schwarze 1999:                break;
                   2000:        case (MDOC_Eo):
1.188     kristaps 2001:                break;
                   2002:        case (MDOC_Po):
                   2003:                /* FALLTHROUGH */
                   2004:        case (MDOC_Pq):
                   2005:                term_word(p, ")");
                   2006:                break;
1.205     kristaps 2007:        case (MDOC__T):
                   2008:                /* FALLTHROUGH */
1.188     kristaps 2009:        case (MDOC_Qo):
                   2010:                /* FALLTHROUGH */
                   2011:        case (MDOC_Qq):
                   2012:                term_word(p, "\"");
                   2013:                break;
                   2014:        case (MDOC_Ql):
                   2015:                /* FALLTHROUGH */
                   2016:        case (MDOC_So):
                   2017:                /* FALLTHROUGH */
                   2018:        case (MDOC_Sq):
                   2019:                term_word(p, "'");
                   2020:                break;
                   2021:        default:
                   2022:                abort();
                   2023:                /* NOTREACHED */
                   2024:        }
1.1       kristaps 2025: }
                   2026:
                   2027:
                   2028: /* ARGSUSED */
                   2029: static int
                   2030: termp_fo_pre(DECL_ARGS)
                   2031: {
                   2032:
1.141     kristaps 2033:        if (MDOC_BLOCK == n->type) {
1.143     kristaps 2034:                synopsis_pre(p, n);
1.141     kristaps 2035:                return(1);
                   2036:        } else if (MDOC_BODY == n->type) {
1.33      kristaps 2037:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 2038:                term_word(p, "(");
1.222     kristaps 2039:                p->flags |= TERMP_NOSPACE;
1.1       kristaps 2040:                return(1);
1.141     kristaps 2041:        }
                   2042:
1.169     kristaps 2043:        if (NULL == n->child)
                   2044:                return(0);
                   2045:
1.141     kristaps 2046:        /* XXX: we drop non-initial arguments as per groff. */
1.1       kristaps 2047:
1.141     kristaps 2048:        assert(n->child->string);
1.102     kristaps 2049:        term_fontpush(p, TERMFONT_BOLD);
1.141     kristaps 2050:        term_word(p, n->child->string);
1.1       kristaps 2051:        return(0);
                   2052: }
                   2053:
                   2054:
                   2055: /* ARGSUSED */
                   2056: static void
                   2057: termp_fo_post(DECL_ARGS)
                   2058: {
                   2059:
1.143     kristaps 2060:        if (MDOC_BODY != n->type)
                   2061:                return;
                   2062:
1.222     kristaps 2063:        p->flags |= TERMP_NOSPACE;
1.143     kristaps 2064:        term_word(p, ")");
                   2065:
1.222     kristaps 2066:        if (MDOC_SYNPRETTY & n->flags) {
                   2067:                p->flags |= TERMP_NOSPACE;
1.143     kristaps 2068:                term_word(p, ";");
1.222     kristaps 2069:        }
1.1       kristaps 2070: }
                   2071:
                   2072:
                   2073: /* ARGSUSED */
                   2074: static int
                   2075: termp_bf_pre(DECL_ARGS)
                   2076: {
                   2077:
1.86      kristaps 2078:        if (MDOC_HEAD == n->type)
1.1       kristaps 2079:                return(0);
1.244     schwarze 2080:        else if (MDOC_BODY != n->type)
1.1       kristaps 2081:                return(1);
                   2082:
1.202     kristaps 2083:        if (FONT_Em == n->norm->Bf.font)
1.102     kristaps 2084:                term_fontpush(p, TERMFONT_UNDER);
1.202     kristaps 2085:        else if (FONT_Sy == n->norm->Bf.font)
1.102     kristaps 2086:                term_fontpush(p, TERMFONT_BOLD);
1.167     kristaps 2087:        else
1.102     kristaps 2088:                term_fontpush(p, TERMFONT_NONE);
1.1       kristaps 2089:
                   2090:        return(1);
                   2091: }
                   2092:
                   2093:
                   2094: /* ARGSUSED */
                   2095: static int
                   2096: termp_sm_pre(DECL_ARGS)
                   2097: {
                   2098:
1.86      kristaps 2099:        assert(n->child && MDOC_TEXT == n->child->type);
1.174     schwarze 2100:        if (0 == strcmp("on", n->child->string)) {
                   2101:                if (p->col)
                   2102:                        p->flags &= ~TERMP_NOSPACE;
1.1       kristaps 2103:                p->flags &= ~TERMP_NONOSPACE;
1.174     schwarze 2104:        } else
1.1       kristaps 2105:                p->flags |= TERMP_NONOSPACE;
                   2106:
                   2107:        return(0);
                   2108: }
                   2109:
                   2110:
                   2111: /* ARGSUSED */
                   2112: static int
                   2113: termp_ap_pre(DECL_ARGS)
                   2114: {
                   2115:
                   2116:        p->flags |= TERMP_NOSPACE;
1.188     kristaps 2117:        term_word(p, "'");
1.1       kristaps 2118:        p->flags |= TERMP_NOSPACE;
                   2119:        return(1);
                   2120: }
                   2121:
                   2122:
                   2123: /* ARGSUSED */
                   2124: static void
                   2125: termp____post(DECL_ARGS)
                   2126: {
1.184     kristaps 2127:
                   2128:        /*
                   2129:         * Handle lists of authors.  In general, print each followed by
                   2130:         * a comma.  Don't print the comma if there are only two
                   2131:         * authors.
                   2132:         */
                   2133:        if (MDOC__A == n->tok && n->next && MDOC__A == n->next->tok)
                   2134:                if (NULL == n->next->next || MDOC__A != n->next->next->tok)
                   2135:                        if (NULL == n->prev || MDOC__A != n->prev->tok)
                   2136:                                return;
1.1       kristaps 2137:
1.95      kristaps 2138:        /* TODO: %U. */
                   2139:
1.187     kristaps 2140:        if (NULL == n->parent || MDOC_Rs != n->parent->tok)
                   2141:                return;
                   2142:
1.222     kristaps 2143:        p->flags |= TERMP_NOSPACE;
1.186     kristaps 2144:        if (NULL == n->next) {
                   2145:                term_word(p, ".");
                   2146:                p->flags |= TERMP_SENTENCE;
                   2147:        } else
                   2148:                term_word(p, ",");
1.1       kristaps 2149: }
                   2150:
                   2151:
                   2152: /* ARGSUSED */
                   2153: static int
1.102     kristaps 2154: termp_li_pre(DECL_ARGS)
                   2155: {
                   2156:
                   2157:        term_fontpush(p, TERMFONT_NONE);
                   2158:        return(1);
                   2159: }
                   2160:
                   2161:
                   2162: /* ARGSUSED */
                   2163: static int
1.1       kristaps 2164: termp_lk_pre(DECL_ARGS)
                   2165: {
1.240     schwarze 2166:        const struct mdoc_node *link, *descr;
1.1       kristaps 2167:
1.240     schwarze 2168:        if (NULL == (link = n->child))
                   2169:                return(0);
1.181     kristaps 2170:
1.240     schwarze 2171:        if (NULL != (descr = link->next)) {
                   2172:                term_fontpush(p, TERMFONT_UNDER);
                   2173:                while (NULL != descr) {
                   2174:                        term_word(p, descr->string);
                   2175:                        descr = descr->next;
                   2176:                }
                   2177:                p->flags |= TERMP_NOSPACE;
                   2178:                term_word(p, ":");
                   2179:                term_fontpop(p);
                   2180:        }
1.1       kristaps 2181:
1.102     kristaps 2182:        term_fontpush(p, TERMFONT_BOLD);
1.240     schwarze 2183:        term_word(p, link->string);
1.102     kristaps 2184:        term_fontpop(p);
1.12      kristaps 2185:
1.1       kristaps 2186:        return(0);
                   2187: }
                   2188:
1.159     schwarze 2189:
                   2190: /* ARGSUSED */
                   2191: static int
                   2192: termp_bk_pre(DECL_ARGS)
                   2193: {
                   2194:
1.161     schwarze 2195:        switch (n->type) {
                   2196:        case (MDOC_BLOCK):
1.166     kristaps 2197:                break;
1.161     schwarze 2198:        case (MDOC_HEAD):
                   2199:                return(0);
                   2200:        case (MDOC_BODY):
1.200     schwarze 2201:                if (n->parent->args || 0 == n->prev->nchild)
                   2202:                        p->flags |= TERMP_PREKEEP;
1.166     kristaps 2203:                break;
1.161     schwarze 2204:        default:
                   2205:                abort();
1.166     kristaps 2206:                /* NOTREACHED */
1.161     schwarze 2207:        }
1.166     kristaps 2208:
                   2209:        return(1);
1.159     schwarze 2210: }
                   2211:
                   2212:
                   2213: /* ARGSUSED */
                   2214: static void
                   2215: termp_bk_post(DECL_ARGS)
                   2216: {
                   2217:
1.161     schwarze 2218:        if (MDOC_BODY == n->type)
                   2219:                p->flags &= ~(TERMP_KEEP | TERMP_PREKEEP);
1.203     kristaps 2220: }
                   2221:
                   2222: /* ARGSUSED */
                   2223: static void
                   2224: termp__t_post(DECL_ARGS)
                   2225: {
                   2226:
                   2227:        /*
                   2228:         * If we're in an `Rs' and there's a journal present, then quote
                   2229:         * us instead of underlining us (for disambiguation).
                   2230:         */
1.217     schwarze 2231:        if (n->parent && MDOC_Rs == n->parent->tok &&
1.210     kristaps 2232:                        n->parent->norm->Rs.quote_T)
1.245     schwarze 2233:                termp_quote_post(p, pair, meta, n);
1.203     kristaps 2234:
1.245     schwarze 2235:        termp____post(p, pair, meta, n);
1.203     kristaps 2236: }
                   2237:
                   2238: /* ARGSUSED */
                   2239: static int
                   2240: termp__t_pre(DECL_ARGS)
                   2241: {
                   2242:
                   2243:        /*
                   2244:         * If we're in an `Rs' and there's a journal present, then quote
                   2245:         * us instead of underlining us (for disambiguation).
                   2246:         */
                   2247:        if (n->parent && MDOC_Rs == n->parent->tok &&
1.210     kristaps 2248:                        n->parent->norm->Rs.quote_T)
1.245     schwarze 2249:                return(termp_quote_pre(p, pair, meta, n));
1.203     kristaps 2250:
                   2251:        term_fontpush(p, TERMFONT_UNDER);
                   2252:        return(1);
1.159     schwarze 2253: }
1.1       kristaps 2254:
                   2255: /* ARGSUSED */
                   2256: static int
1.69      kristaps 2257: termp_under_pre(DECL_ARGS)
1.1       kristaps 2258: {
                   2259:
1.102     kristaps 2260:        term_fontpush(p, TERMFONT_UNDER);
1.84      kristaps 2261:        return(1);
                   2262: }

CVSweb